Answers

2015-09-28T14:42:52+05:30
Second four:-
25,33,37,45.
25+8=33
33=4=37
37+8=45.
The next number is, 45+4=49.

First four:-
12,5,13,21.
12-7=5.
5+8=13.
13+8=21.
The missing number is, 21-7=14.

Thank you.
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